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39 lines
1.2 KiB
C++
39 lines
1.2 KiB
C++
/*
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* All or portions of this file Copyright (c) Amazon.com, Inc. or its affiliates or
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* its licensors.
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*
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* For complete copyright and license terms please see the LICENSE at the root of this
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* distribution (the "License"). All use of this software is governed by the License,
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* or, if provided, by the license below or the license accompanying this file. Do not
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* remove or modify any license notices. This file is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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*
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*/
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#include "CrySystem_precompiled.h"
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#include <AzTest/AzTest.h>
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#include <Cry_Math.h>
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namespace UnitTest
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{
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class CryMathTestFixture
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: public ::testing::Test
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{};
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TEST_F(CryMathTestFixture, InverserSqrt_HasAtLeast22BitsOfAccuracy)
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{
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float testFloat(0.336950600);
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const float result = isqrt_safe_tpl(testFloat * testFloat);
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const float epsilon = 0.00001f;
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EXPECT_NEAR(2.96779, result, epsilon);
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}
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TEST_F(CryMathTestFixture, SimdSqrt_HasAtLeast23BitsOfAccuracy)
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{
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float testFloat(3434.34839439);
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const float result = sqrt_tpl(testFloat);
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const float epsilon = 0.00001f;
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EXPECT_NEAR(58.60331, result, epsilon);
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}
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}
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